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[英]Why don't my markers display after switching from version 2 to version 3 of Google Maps?
[英]Why don't my Google Maps Markers load?
我是JavaScript和Google Maps API v3的新手。 我正在ASP.Net頁面中嘗試開發人員指南示例代碼。 地圖按預期顯示,但標記未加載。 如果有人能發現我的錯誤,我會很感激:
<style type="text/css">
html, body, #map_canvas { margin: 0; padding: 0; height: 100%; }
</style>
<script type="text/javascript"
src="https://maps.googleapis.com/maps/api/js?sensor=false"></script>
<script type="text/javascript">
var map;
var myLatlng = new google.maps.LatLng(-41.2954168187213,174.767133718655 )
function initialize() {
var myOptions = {
zoom: 4,
center: myLatlng,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
map = new google.maps.Map(document.getElementById("map_canvas"),
myOptions);
}
var marker = new google.maps.Marker({
position: myLatlng,
map: map,
title: "Hello World!"
});
// The following set map made no difference.
//The constructor above should have been enough?
//marker.setMap(map);
//google.maps.event.addDomListener(window, 'load', initialize);
</script>
<body onload="initialize()">
<div id="map_canvas"></div>
</body>
嘗試將標記代碼放在初始化函數中。 否則標記不會看到創建的地圖。
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